Hitch attachment



FIG. 1 is a perspective view of a hitch attachment embodying my design;

FIG. 2 is an end elevation view as seen from the left side of FIG. 1;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a hitch attachment, as shown and described. 